The Chennai Corporation has decided to withdraw licences for commercial buildings that are found to have directly connected their drainage network to stormwater drains and waterways.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/polluting-commercial-buildings-be-shut-down
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-chennai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chennai-t
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/buildings
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drainage
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewers